CVE-2026-23939 is a path traversal vulnerability (CWE-22) in the hexpm/hexpm ('Elixir.Hexpm.Store.Local' module) affecting self-hosted deployments using the Local Storage backend, specifically versions between 931ee0ed46fa89218e0400a4f6e6d15f96406050 and 5d2ccd2f14f45a63225a73fb5b1c937baf36fdc0. This vulnerability allows an attacker to access restricted directories due to improper limitation of pathnames. Rated as MEDIUM severity with a CVSS 4.0 score of 6.9, it has a network attack vector and low attack complexity, potentially leading to limited impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2014-09-29, < 2026-02-26CPE matchmatch criteria | cpe:2.3:a:hex:hexpm:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.